https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89550
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Fri Mar 8 10:46:39 2019 New Revision: 269485 URL: https://gcc.gnu.org/viewcvs?rev=269485&root=gcc&view=rev Log: PR tree-optimization/89550 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at returned true. Formatting fixes. (expand_builtin_strnlen): Formatting fixes. * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING if warning_at returned true. * tree-cfg.c (pass_warn_function_return::execute): Likewise. c-family/ * c-common.c (c_common_truthvalue_conversion): Only set TREE_NO_WARNING if warning_at returned true. * c-warn.c (overflow_warning, warn_logical_operator): Likewise. c/ * c-decl.c (finish_function): Only set TREE_NO_WARNING if warning_at returned true. (c_write_global_declarations_1): Only set TREE_NO_WARNING if pedwarn or warning returned true. cp/ * semantics.c (maybe_convert_cond): Only set TREE_NO_WARNING if warning_at returned true. * decl2.c (c_parse_final_cleanups): Likewise. * typeck.c (convert_for_assignment): Likewise. * decl.c (finish_function): Likewise. Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c trunk/gcc/c-family/ChangeLog trunk/gcc/c-family/c-common.c trunk/gcc/c-family/c-warn.c trunk/gcc/c/ChangeLog trunk/gcc/c/c-decl.c trunk/gcc/cp/ChangeLog trunk/gcc/cp/decl.c trunk/gcc/cp/decl2.c trunk/gcc/cp/semantics.c trunk/gcc/cp/typeck.c trunk/gcc/tree-cfg.c trunk/gcc/tree-vrp.c